[K/N][tests] Move stress tests into a separate project

build.gradle.kts

@@ -814,6 +814,7 @@ tasks {
         dependsOn(":kotlin-atomicfu-compiler-plugin:nativeTest")
         dependsOn(":native:analysis-api-klib-reader:check")
         dependsOn(":native:native.tests:test")
+        dependsOn(":native:native.tests:stress:check")
         dependsOn(":native:objcexport-header-generator:check")
         dependsOn(":native:swift:swift-export-standalone:test")
     }

native/native.tests/build.gradle.kts

@@ -4,20 +4,22 @@ plugins {
 }
 
 dependencies {
-    testImplementation(kotlinStdlib())
-    testImplementation(commonDependency("org.jetbrains.kotlin:kotlin-reflect")) { isTransitive = false }
-    testImplementation(intellijCore())
-    testImplementation(commonDependency("commons-lang:commons-lang"))
-    testImplementation(commonDependency("org.jetbrains.teamcity:serviceMessages"))
-    testImplementation(project(":kotlin-compiler-runner-unshaded"))
-    testImplementation(projectTests(":compiler:tests-common"))
-    testImplementation(projectTests(":compiler:tests-common-new"))
-    testImplementation(projectTests(":compiler:test-infrastructure"))
+    // Reexport these dependencies to every user of nativeTest()
+    testApi(kotlinStdlib())
+    testApi(commonDependency("org.jetbrains.kotlin:kotlin-reflect")) { isTransitive = false }
+    testApi(intellijCore())
+    testApi(commonDependency("commons-lang:commons-lang"))
+    testApi(commonDependency("org.jetbrains.teamcity:serviceMessages"))
+    testApi(project(":kotlin-compiler-runner-unshaded"))
+    testApi(projectTests(":compiler:tests-common"))
+    testApi(projectTests(":compiler:tests-common-new"))
+    testApi(projectTests(":compiler:test-infrastructure"))
+    testApi(project(":native:kotlin-native-utils"))
+    testApi(project(":native:executors"))
+
     testImplementation(projectTests(":generators:test-generator"))
     testImplementation(project(":compiler:ir.serialization.native"))
     testImplementation(project(":compiler:fir:native"))
-    testImplementation(project(":native:kotlin-native-utils"))
-    testApi(project(":native:executors")) // Reexport this dependency to every user of nativeTest()
     testImplementation(project(":kotlin-util-klib-abi"))
     testImplementation(project(":native:swift:swift-export-standalone"))
     testImplementation(projectTests(":kotlin-util-klib-abi"))

native/native.tests/stress/build.gradle.kts

@@ -0,0 +1,28 @@
+plugins {
+    kotlin("jvm")
+}
+
+dependencies {
+    testImplementation(platform(libs.junit.bom))
+    testImplementation(libs.junit.jupiter.api)
+    testRuntimeOnly(libs.junit.jupiter.engine)
+
+    testImplementation(projectTests(":native:native.tests"))
+}
+
+sourceSets {
+    "main" { none() }
+    "test" {
+        projectDefault()
+        generatedTestDir()
+    }
+}
+
+testsJar {}
+
+nativeTest(
+    "test",
+    null,
+    requirePlatformLibs = true,
+    allowParallelExecution = false, // Stress tests are resource-intensive tests and they must be run in isolation.
+)

native/native.tests/stress/testData/kt63423_dispose_on_main_stress.kt

@@ -2,6 +2,7 @@
  * Copyright 2010-2023 JetBrains s.r.o. and Kotlin Programming Language contributors.
  * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
  */
+// KIND: STANDALONE_NO_TR
 // Test depends on macOS-specific AppKit
 // DISABLE_NATIVE: isAppleTarget=false
 // DISABLE_NATIVE: targetFamily=IOS

native/native.tests/stress/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/FirNativeStressTestGenerated.java

@@ -0,0 +1,37 @@
+/*
+ * Copyright 2010-2024 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.konan.test.blackbox;
+
+import com.intellij.testFramework.TestDataPath;
+import org.jetbrains.kotlin.test.util.KtTestUtil;
+import org.jetbrains.kotlin.konan.test.blackbox.support.group.UseStandardTestCaseGroupProvider;
+import org.junit.jupiter.api.Tag;
+import org.jetbrains.kotlin.konan.test.blackbox.support.group.FirPipeline;
+import org.jetbrains.kotlin.test.TestMetadata;
+import org.junit.jupiter.api.Test;
+
+import java.io.File;
+import java.util.regex.Pattern;
+
+/** This class is generated by {@link org.jetbrains.kotlin.generators.tests.GenerateNativeTestsKt}. DO NOT MODIFY MANUALLY */
+@SuppressWarnings("all")
+@TestMetadata("native/native.tests/stress/testData")
+@TestDataPath("$PROJECT_ROOT")
+@UseStandardTestCaseGroupProvider()
+@Tag("frontend-fir")
+@FirPipeline()
+public class FirNativeStressTestGenerated extends AbstractNativeBlackBoxTest {
+  @Test
+  public void testAllFilesPresentInTestData() {
+    KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("native/native.tests/stress/testData"), Pattern.compile("^(.+)\\.kt$"), null, true);
+  }
+
+  @Test
+  @TestMetadata("kt63423_dispose_on_main_stress.kt")
+  public void testKt63423_dispose_on_main_stress() {
+    runTest("native/native.tests/stress/testData/kt63423_dispose_on_main_stress.kt");
+  }
+}

native/native.tests/stress/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/NativeStressTestGenerated.java

@@ -0,0 +1,33 @@
+/*
+ * Copyright 2010-2024 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.konan.test.blackbox;
+
+import com.intellij.testFramework.TestDataPath;
+import org.jetbrains.kotlin.test.util.KtTestUtil;
+import org.jetbrains.kotlin.konan.test.blackbox.support.group.UseStandardTestCaseGroupProvider;
+import org.jetbrains.kotlin.test.TestMetadata;
+import org.junit.jupiter.api.Test;
+
+import java.io.File;
+import java.util.regex.Pattern;
+
+/** This class is generated by {@link org.jetbrains.kotlin.generators.tests.GenerateNativeTestsKt}. DO NOT MODIFY MANUALLY */
+@SuppressWarnings("all")
+@TestMetadata("native/native.tests/stress/testData")
+@TestDataPath("$PROJECT_ROOT")
+@UseStandardTestCaseGroupProvider()
+public class NativeStressTestGenerated extends AbstractNativeBlackBoxTest {
+  @Test
+  public void testAllFilesPresentInTestData() {
+    KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("native/native.tests/stress/testData"), Pattern.compile("^(.+)\\.kt$"), null, true);
+  }
+
+  @Test
+  @TestMetadata("kt63423_dispose_on_main_stress.kt")
+  public void testKt63423_dispose_on_main_stress() {
+    runTest("native/native.tests/stress/testData/kt63423_dispose_on_main_stress.kt");
+  }
+}

native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/FirNativeStandaloneTestGenerated.java

@@ -46,12 +46,6 @@ public class FirNativeStandaloneTestGenerated extends AbstractNativeBlackBoxTest
     runTest("native/native.tests/testData/standalone/kt56048.kt");
   }
 
-  @Test
-  @TestMetadata("kt63423_dispose_on_main_stress.kt")
-  public void testKt63423_dispose_on_main_stress() {
-    runTest("native/native.tests/testData/standalone/kt63423_dispose_on_main_stress.kt");
-  }
-
   @Nested
   @TestMetadata("native/native.tests/testData/standalone/console")
   @TestDataPath("$PROJECT_ROOT")

native/native.tests/tests-gen/org/jetbrains/kotlin/konan/test/blackbox/NativeStandaloneTestGenerated.java

@@ -43,12 +43,6 @@ public class NativeStandaloneTestGenerated extends AbstractNativeBlackBoxTest {
     runTest("native/native.tests/testData/standalone/kt56048.kt");
   }
 
-  @Test
-  @TestMetadata("kt63423_dispose_on_main_stress.kt")
-  public void testKt63423_dispose_on_main_stress() {
-    runTest("native/native.tests/testData/standalone/kt63423_dispose_on_main_stress.kt");
-  }
-
   @Nested
   @TestMetadata("native/native.tests/testData/standalone/console")
   @TestDataPath("$PROJECT_ROOT")

native/native.tests/tests/org/jetbrains/kotlin/generators/tests/GenerateNativeTests.kt

@@ -526,6 +526,26 @@ fun main() {
                 model("SwiftExport", pattern = "^([^_](.+))$", recursive = false)
             }
         }
+        // Stress tests
+        testGroup("native/native.tests/stress/tests-gen", "native/native.tests/stress/testData") {
+            testClass<AbstractNativeBlackBoxTest>(
+                suiteTestClassName = "NativeStressTestGenerated",
+                annotations = listOf(
+                    provider<UseStandardTestCaseGroupProvider>(),
+                )
+            ) {
+                model("")
+            }
+            testClass<AbstractNativeBlackBoxTest>(
+                suiteTestClassName = "FirNativeStressTestGenerated",
+                annotations = listOf(
+                    provider<UseStandardTestCaseGroupProvider>(),
+                    *frontendFir(),
+                )
+            ) {
+                model("")
+            }
+        }
     }
 }
 

repo/gradle-build-conventions/buildsrc-compat/src/main/kotlin/nativeTest.kt

@@ -90,6 +90,7 @@ private fun Test.ComputedTestProperties(init: ComputedTestProperties.() -> Unit)
  *   along with Kotlin/Native stdlib KLIB and Kotlin/Native platform KLIBs (the latter only if [requirePlatformLibs] is `true`).
  * @param compilerPluginDependencies The [Configuration]s that provide compiler plugins to be enabled for the Kotlin/Native compiler
  *   for the duration of test execution.
+ * @param allowParallelExecution if false, force junit to execute test sequentially
  */
 fun Project.nativeTest(
     taskName: String,
@@ -98,6 +99,7 @@ fun Project.nativeTest(
     customCompilerDependencies: List<Configuration> = emptyList(),
     customTestDependencies: List<Configuration> = emptyList(),
     compilerPluginDependencies: List<Configuration> = emptyList(),
+    allowParallelExecution: Boolean = true,
     body: Test.() -> Unit = {},
 ) = projectTest(
     taskName,
@@ -123,7 +125,7 @@ fun Project.nativeTest(
         // additional stack frames more compared to the old one because of another launcher, etc. and it turns out this is not enough.
         jvmArgs("-Xss2m")
 
-        val availableCpuCores: Int = Runtime.getRuntime().availableProcessors()
+        val availableCpuCores: Int = if (allowParallelExecution) Runtime.getRuntime().availableProcessors() else 1
         if (!kotlinBuildProperties.isTeamcityBuild
             && minOf(kotlinBuildProperties.junit5NumberOfThreadsForParallelExecution ?: 16, availableCpuCores) > 4
         ) {
@@ -211,6 +213,10 @@ fun Project.nativeTest(
             tag?.let { includeTags(it) }
         }
 
+        if (!allowParallelExecution) {
+            systemProperty("junit.jupiter.execution.parallel.enabled", "false")
+        }
+
         doFirst {
             logger.info(
                 buildString {

settings.gradle

@@ -650,7 +650,8 @@ if (buildProperties.inJpsBuildIdeaSync) {
 
             ":kotlin-test",
             ":kotlin-test:kotlin-test-js-it",
-            ":native:native.tests"
+            ":native:native.tests",
+            ":native:native.tests:stress"
 
     project(':kotlin-stdlib-common').projectDir = "$rootDir/libraries/stdlib/common" as File
     project(':kotlin-stdlib').projectDir = "$rootDir/libraries/stdlib" as File
@@ -668,7 +669,6 @@ if (buildProperties.inJpsBuildIdeaSync) {
 
     project(':kotlin-test').projectDir = "$rootDir/libraries/kotlin.test" as File
     project(':kotlin-test:kotlin-test-js-it').projectDir = "$rootDir/libraries/kotlin.test/js/it" as File
-    project(':native:native.tests').projectDir = "$rootDir/native/native.tests" as File
 }
 include ":compiler:android-tests"